package search

import (
	"SciencesServer/app/basic/controller"
	"errors"
)

type Instance struct{}

type InstanceHandle func() *Instance

var instanceHandle = map[int]func(int, int, string, string, map[string]interface{}) (*controller.ReturnPages, error){
	1: searchCompany, 2: achievementSearch, 3: searchLaboratory,
	4: searchPatent, 5: searchExpert, 6: searchDemand,
}

// Launch 发起搜索
func (c *Instance) Launch(mode int, keyword, industry string, params map[string]interface{}, page, pageSize int) (interface{}, error) {
	handle, has := instanceHandle[mode]

	if !has {
		return nil, errors.New("操作错误，未知的搜索模式")
	}
	return handle(page, pageSize, keyword, industry, params)
}

func NewInstance() InstanceHandle {
	return func() *Instance {
		return &Instance{}
	}
}